Patents by Inventor Graydon Booth

Graydon Booth has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Electrically driven set and release hand brake for rail cars
    Patent number: 9187066
    Abstract: An apparatus for a hand brake includes a gear assembly, an electric motor coupled to the gear assembly, one or more sensors configured to sense at least one of the released and set states, a controller coupled to the electric motor and to the one or more sensors, the controller is configured to operate the electric motor in accordance with a predetermined logic algorithm so as to move the chain between the released and set states, and a device being movable between a first position wherein the device engages only the hand wheel and wherein the hand wheel is used to move the chain between the released and set states and a second position wherein the device engages both the hand wheel and a gear in the gear assembly and wherein the electric motor is operable to move the chain between the released and set states.
    Type: Grant
    Filed: November 18, 2013
    Date of Patent: November 17, 2015
    Assignee: Sharma & Associates, INC.
    Inventors: David C. Brabb, Anand R. Vithani, Kenneth L Martin, Howard R. Sommerfeld, Graydon Booth
  • Electrically Driven Set and Release Hand Brake for Rail Cars
    Publication number: 20150142284
    Abstract: An apparatus for a hand brake includes a gear assembly, an electric motor coupled to the gear assembly, one or more sensors configured to sense at least one of the released and set states, a controller coupled to the electric motor and to the one or more sensors, the controller is configured to operate the electric motor in accordance with a predetermined logic algorithm so as to move the chain between the released and set states, and a device being movable between a first position wherein the device engages only the hand wheel and wherein the hand wheel is used to move the chain between the released and set states and a second position wherein the device engages both the hand wheel and a gear in the gear assembly and wherein the electric motor is operable to move the chain between the released and set states.
    Type: Application
    Filed: November 18, 2013
    Publication date: May 21, 2015
    Inventors: David C. Brabb, Anand R. Vithani, Kenneth L. Martin, Howard R. Sommerfeld, Graydon Booth